【摘要】 本文对常用几种的不精确推理模型作了初略的评述，并对这几种不精确推理模型的性能作出比较，从而得出它们的优点和缺点。更多还原

【Abstract】 ? This paper presents a review of several inaccurate inference models in common use. It compares their properties and points out their strong and short points.更多还原